Question

A boy of mass 40kg is running at 1m/s inside of his classroom, which is on the second floor of his school. If each floor is 12m above the one below it find his
Kinetic Energy
Potential Energy ​

Answer 1

Answer:

K.E IS= 1/2 MV²

K.E =1/2 40×1

= 20 JOULES

AND

P.E = MGH

= 40×10×12

4800 JOULES